On Fri, Apr 03, 2009 at 11:17:16PM -0400, John C Klensin wrote: > I think it would be a really bad (and very confusing) to end up > with M-label(1) and M-label(2) even if different terms are used, > so the WG will need to decide. Agreed. (2), please. Proper subsets are easier to explain, in my experience. A -- Andrew Sullivan ajs at shinkuro.com Shinkuro, Inc.